Answer:
-1, 1
13, 15
Step-by-step explanation:
x and x+2 are the integers
- x*(x+2)= 7(x+x+2) -1
- x²+2x= 14x+14-1
- x² - 12x -13= 0
Roots of the quadratic equation are: -1 and 13.
So the integers pairs are: -1, 1 and 13, 15
Answer:
31/15 or 2 1/15
Step-by-step explanation:
The common denominator is 15. Convert both to an improper fraction and simplify.
Step-by-step explanation:
you need to solve this equation:
(3x-5)+(10x-7)=180° because they are inner angles so their sum is 180°
Answer:
X = 4
Y = 30
i think.
Step-by-step explanation:
Answer:
Step-by-step explanation:
Volume of a pyramid with a square base, where the perimeter of the base is 8.6 cm and the height of the pyramid is 6.1cm
Volume = 1/2 × Base area × height
=